num = '0'
if num == '0':
    print(num)
elif num == '1' or num == '2':
    print(num)
else:
    print(num)

num1 = 90
if num1 < 60:
    print("不及格")
elif num == '0' and 60 <= num1 <= 85:
    print("良好")
elif num1 >= 85:
    print("优秀")
else:
    print("异常")
